/* static/site.css*/

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --color-purple:        #b9a3e3;
  --color-purple-dark:   #7d5fb5;
  --color-purple-light:  #ece5f9;

  --color-yellow:        #f5e6a8;
  --color-yellow-dark:   #d9bd4a;
  --color-yellow-light:  #fbf5dd;

  --color-ink:           #3a3350;
  --color-paper:         #faf8fc;
  color-scheme: light;
}

/* ===== Base ===== */
* {
  box-sizing: border-box;
}
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}
body {
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Sticky footer */
.page-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.page-shell > main.container {
  flex: 1 0 auto;
}
.page-shell > header.hero,
.page-shell > footer.footer {
  flex: 0 0 auto;
}

a { color: var(--color-purple-dark); }
a:hover { color: var(--color-yellow-dark); }

/* ===== Header / hero ===== */
header.hero {
  background: linear-gradient(135deg, var(--color-yellow-light), var(--color-purple-light));
  border-bottom: 3px solid var(--color-purple);
  position: relative;
}
header.hero .title { color: var(--color-purple-dark); font-weight: 700; margin-bottom: 0; }
header.hero .hero-body {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

/* ===== Navbar ===== */
.navbar {
  background-color: transparent !important;
  border-bottom: 1px solid var(--color-purple);
  position: relative;
  z-index: 1000;
}

.navbar-item,
.navbar-link {
  color: var(--color-ink) !important;
  font-weight: 600;
  background-color: transparent !important;
}

.navbar-item:hover,
.navbar-link:hover,
.navbar-item.is-active,
.navbar-link.is-active {
  background-color: var(--color-yellow-light) !important;
  color: var(--color-purple-dark) !important;
}

.navbar-dropdown {
  background-color: var(--color-paper) !important;
  border-top: 2px solid var(--color-yellow);
  box-shadow: 0 8px 16px rgba(125, 95, 181, 0.15);
  min-width: 12rem;
  z-index: 1001;
}

.navbar-dropdown .navbar-item,
.navbar-dropdown .navbar-link {
  background-color: var(--color-paper) !important;
  color: var(--color-ink) !important;
}

.navbar-dropdown .navbar-item:hover,
.navbar-dropdown .navbar-link:hover {
  background-color: var(--color-yellow-light) !important;
  color: var(--color-purple-dark) !important;
}

.navbar-burger span { background-color: var(--color-purple-dark); }

.navbar-link {
  position: relative;
  padding-right: 2.5rem !important;
}
.navbar-link:not(.is-arrowless)::after {
  display: none; 
}
.navbar-caret {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  cursor: pointer;
}
.navbar-caret:hover {
  color: var(--color-purple-dark);
}

@media (min-width: 1024px) {
  .navbar > .navbar-menu .navbar-item.has-dropdown > .navbar-dropdown {
    display: none;
  }
  .navbar > .navbar-menu .navbar-item.has-dropdown:hover > .navbar-dropdown,
  .navbar > .navbar-menu .navbar-item.has-dropdown:focus-within > .navbar-dropdown {
    display: block;
  }
}

/* ===== Nested dropdown ===== */
@media (min-width: 1024px) {
  .navbar-dropdown .has-dropdown {
    position: relative;
  }

  .navbar-dropdown .has-dropdown .navbar-dropdown {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    border-top: none;
    border-left: 2px solid var(--color-yellow);
  }

  .navbar-dropdown .has-dropdown:hover > .navbar-dropdown,
  .navbar-dropdown .has-dropdown:focus-within > .navbar-dropdown {
    display: block;
  }
}

/* ===== Mobile ===== */
@media (max-width: 1023px) {
  .navbar-menu {
    background-color: var(--color-paper) !important;
    box-shadow: 0 4px 10px rgba(125, 95, 181, 0.15);
  }

  .navbar-item.has-dropdown > .navbar-dropdown {
    display: none;
  }
  .navbar-item.has-dropdown.is-active > .navbar-dropdown {
    display: block;
  }

  .navbar-dropdown .has-dropdown .navbar-dropdown {
    position: static;
    border-left: none;
    border-top: 2px solid var(--color-yellow);
  }
}

/* ===== Main content ===== */
main.container {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 2rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(125, 95, 181, 0.12);
}
main h2 {
  color: var(--color-purple-dark);
  border-bottom: 2px solid var(--color-yellow);
  padding-bottom: 0.4rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.6rem;
}
main h2:first-child { margin-top: 0; }

main h3 {
  color: var(--color-purple-dark);
  margin-top: 2rem;
  font-size: 1.25rem;
}
main h4 { color: var(--color-ink); opacity: 0.8; }
main code {
  background-color: var(--color-yellow-light);
  color: var(--color-ink);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
}

/* ===== Lists ===== */
main ul li { margin-bottom: 0.35rem; }
main ul li::marker { color: var(--color-purple-dark); }

/* ===== Buttons ===== */
.button.is-primary {
  background-color: var(--color-purple);
  border-color: var(--color-purple-dark);
  color: #fff;
}
.button.is-primary:hover { background-color: var(--color-purple-dark); }

.button.is-warning {
  background-color: var(--color-yellow);
  border-color: var(--color-yellow-dark);
  color: var(--color-ink);
}

/* ===== Notification / box ===== */
.box, .notification {
  background-color: var(--color-yellow-light);
  border: 1px solid var(--color-yellow);
  border-radius: 10px;
}

/* ===== Footer ===== */
footer.footer {
  background-color: var(--color-purple-light);
  color: var(--color-purple-dark);
  border-top: 3px solid var(--color-yellow);
  padding: 1.5rem;
}

/* ===== Mail obfuscation block ===== */
mail {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-yellow-light);
  border: 2px solid var(--color-purple);
  border-radius: 15px;
  padding: 10px 15px;
  margin: 20px 0;
  font-family: 'Roboto Mono', monospace;
  color: var(--color-ink);
}
mail::before {
  content: '\2709';
  font-size: 1.3em;
  margin-right: 10px;
  color: var(--color-purple-dark);
}

/* ===== Night mode =====
   Works two ways:
   1. Automatically, if the user's OS/browser prefers dark mode
   2. Manually, via a `.dark-mode` class on <html> or <body> 
*/

:root.dark-mode,
body.dark-mode {
  --color-purple:        #8a7aa8;
  --color-purple-dark:   #bcaed6;
  --color-purple-light:  #2e2a3a;

  --color-yellow:        #c9b876;
  --color-yellow-dark:   #ddd2a3;
  --color-yellow-light:  #322f26;

  --color-ink:           #d8d3e0;
  --color-paper:         #22202a;
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not(.light-mode) {
    --color-purple:        #8a7aa8;
    --color-purple-dark:   #bcaed6;
    --color-purple-light:  #2e2a3a;

    --color-yellow:        #c9b876;
    --color-yellow-dark:   #ddd2a3;
    --color-yellow-light:  #322f26;

    --color-ink:           #d8d3e0;
    --color-paper:         #22202a;
    color-scheme: dark;
  }
}

.dark-mode header.hero {
  background: linear-gradient(135deg, var(--color-purple-light), var(--color-yellow-light));
}
 
@media (prefers-color-scheme: dark) {
  :root:not(.light-mode) header.hero {
    background: linear-gradient(135deg, var(--color-purple-light), var(--color-yellow-light));
  }
}

.dark-mode main.container {
  background-color: #2a2733;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

@media (prefers-color-scheme: dark) {
  :root:not(.light-mode) main.container {
    background-color: #2a2733;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
  }
}

/* Theme toggle button */
.theme-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 3rem;
  height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 2px solid var(--color-purple);
  border-radius: 50%;
  padding: 0;
  color: var(--color-ink);
  cursor: pointer;
  font-size: 1.6rem;
  line-height: 1;
  z-index: 10;
}
.theme-toggle:hover {
  background-color: var(--color-yellow-light);
}

@media (max-width: 480px) {
  .theme-toggle {
    top: 0.5rem;
    right: 0.5rem;
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.3rem;
  }
}